The half-life of Zn-71 is 2.4 minutes. If one had 300.0 g at the beginning, how many grams would be left after 14.4 minutes has elapsed?

What phase of matter has particles that are held together but can flow past each other and takes the shape of a container, filling it from the bottom up?

How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.

What is the polyatamic ion of thiosulfate